GAE gives at least a year after deprecation before turning off a feature. https://cloud.google.com/appengine/docs/deprecations/ https://cloud.google.com/appengi

GAE gives at least a year after deprecation before turning off a feature. https://cloud.google.com/appengine/docs/deprecations/ https://cloud.google.com/appengine/docs/deprecations/ (I work on Google Cloud and on Datastore, which is built into App Engine. We bend over backwards to support existing code.)